C#软件开发实例.私人订制自己的屏幕截图工具(十)在截图中包含鼠标指针形状...
在写一此帮助说明类的文档时,截取的图片如果还有鼠标的指针形状,看起来就更直观更友好一些。接下来就讲一下如何在截图中包含鼠标指针形状。
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添加结构CURSORINFO:
[StructLayout(LayoutKind.Sequential)]
struct CURSORINFO
{
public int cbSize;
public int flags;
public IntPtr hCursor;
public Point ptScreenPos;
}
声明API:
[DllImport("user32.dll")]
static extern bool GetCursorInfo(out CURSORINFO pci);
定义枚举值:
private const int CURSOR_SHOWING = 0x00000001;
添加方法:
/// <summary>
/// 将鼠标指针形状绘制到屏幕截图上
/// </summary>
/// <param name="g"></param>
private void DrawCursorImageToScreenImage(ref Graphics g)
{
if (!this.IsCutCursor) { return; }
CURSORINFO vCurosrInfo;
vCurosrInfo.cbSize = Marshal.SizeOf(typeof(CURSORINFO));
GetCursorInfo(out vCurosrInfo);
if ((vCurosrInfo.flags & CURSOR_SHOWING) != CURSOR_SHOWING) return;
Cursor vCursor = new Cursor(vCurosrInfo.hCursor);
Rectangle vRectangle = new Rectangle(new Point(vCurosrInfo.ptScreenPos.X - vCursor.HotSpot.X, vCurosrInfo.ptScreenPos.Y - vCursor.HotSpot.Y), vCursor.Size);
vCursor.Draw(g, vRectangle);
}
添加方法调用:
OK,再去截图看看吧!